Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: MDSNOHXAPS0

Remotes:

Switch Switch name Switch type
GENVOHXARP0  GENEVA  RP 
PRRYOHXARP0  PERRY  RP 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
440-307 A Madison OH 0666 WINDSTREAM WESTERN RESERVE, INC. 320      
440-307 3 Madison OH 0666 WINDSTREAM WESTERN RESERVE, INC. 320   2011-11-14   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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